Class: Hovercraft::Caller

Inherits:
Object
  • Object
show all
Defined in:
lib/hovercraft/caller.rb

Constant Summary collapse

CALLERS_TO_IGNORE = 
[
  /\/hovercraft(\/(caller|loader|builder|server))?\.rb$/, # hovercraft libary
  /\/sinatra(\/(base|main|showexceptions))?\.rb$/,        # sinatra library
  /^\(.*\)$/,                                             # generated code
  /lib\/ruby/,                                            # ruby core libraries
  /rubygems\/custom_require\.rb$/,                        # rubygems require hacks
  /active_support/,                                       # active_support require hack
  /bundler(\/runtime)?\.rb/,                              # bundler require hacks
  /<internal:/,                                           # internal in ruby >= 1.9.2
  /src\/kernel\/bootstrap\/[A-Z]/                         # maglev kernel files
]

Instance Method Summary collapse

Instance Method Details

#caller_file ⇒ Object 



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# File 'lib/hovercraft/caller.rb', line 19

def caller_file
  cleaned_caller_files.first || $PROGRAM_NAME
end

#cleaned_caller_files ⇒ Object 



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# File 'lib/hovercraft/caller.rb', line 23

def cleaned_caller_files
  caller(1).map    { |line| line.split(/:(?=\d|in )/, 3)[0, 1] }.
            reject { |file, *_| CALLERS_TO_IGNORE.any? { |pattern| file =~ pattern } }.
            flatten
end

#directory ⇒ Object 



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# File 'lib/hovercraft/caller.rb', line 15

def directory
  File.dirname(caller_file)
end